irreducible.
Not able to be reduced or lessened.
Meaning & usage
Not able to be reduced or lessened.
Not able to be brought to a simpler or reduced form.
Unable to be factorized into polynomials of lower degree, as (x² + 1).
Whose numerator and denominator share no common factor greater than 1.
Unable to be factored into smaller integers; prime.
Whose only divisors are units and associates.
Inexpressible as the union of two proper algebraic subvarieties.
Not containing a sphere of codimension 1 that is not the boundary of a ball.
Impossible to divide further into representations of lower dimension by means of any similarity transformation.
Where this word comes from
Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English ir- English reduce Proto-Indo-European *-dʰlom Proto-Italic *-ðlom Proto-Italic *-ðlis Latin -bilis Latin -ibilis Old French -ibleder. Middle English -ible English -ible English reducible English irreducible From ir- + reducible.
Such a polynomial
Where this word comes from
Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English ir- English reduce Proto-Indo-European *-dʰlom Proto-Italic *-ðlom Proto-Italic *-ðlis Latin -bilis Latin -ibilis Old French -ibleder. Middle English -ible English -ible English reducible English irreducible From ir- + reducible.
Try it on your idea.
irreducible has 11 characters. Say it out loud, try it alongside a description of your project, and see whether its meaning fits what you want to create.
These are naming prompts. Meanings and pronunciation can vary; existing brand and domain uses have not been checked.
Explore the name generatorA word with a source.
Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.